Westfair Water Systems - Authorized, Independent Kinetico Dealer. Westfair Water Systems is the leader in water treatment services in Westchester and Fairfield Counties. Since 2001, we have been providing residential and commercial customers with best-in-class water systems matched with outstanding service. Westfair Water Systems is the ONLY Kinetico dealer in Westchester and Fairfield Counties. Kinetico is a global manufacturer of... Read More about Westfair Water Systems